<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
    <!-- CSS only -->
    <link
      rel="stylesheet"
      href="https://cdn.jsdelivr.net/npm/bootstrap@5.1.3/dist/css/bootstrap.min.css"
    />
    <style>
      .red {
        color: red!important;
      }
      .search {
        width: 300px;
        margin: 20px 0;
      }
      .my-form {
        display: flex;
        margin: 20px 0;
      }
      .my-form input {
        flex: 1;
        margin-right: 20px;
      }
      .table > :not(:first-child) {
        border-top: none;
      }
      .contain {
        display: flex;
        padding: 10px;
      }
      .list-box {
        flex: 1;
        padding: 0 30px;
      }
      .list-box  a {
        text-decoration: none;
      }
      .echarts-box {
        width: 600px;
        height: 400px;
        padding: 30px;
        margin: 0 auto;
        border: 1px solid #ccc;
      }
      tfoot {
        font-weight: bold;
      }
      @media screen and (max-width: 1000px) {
        .contain {
          flex-wrap: wrap;
        }
        .list-box {
          width: 100%;
        }
        .echarts-box {
          margin-top: 30px;
        }
      }
    </style>
  </head>
  <body>
    <div id="app">
      <div class="contain">
        <!-- 左侧列表 -->
        <div class="list-box">

          <!-- 添加资产 -->
          <form class="my-form">
            <input type="text" class="form-control" placeholder="消费名称"  v-model="name" />
            <input type="text" class="form-control" placeholder="消费价格"  v-model="price" />
            <button type="button" class="btn btn-primary" @click="add">添加账单</button>
          </form>

          <table class="table table-hover">
            <thead>
              <tr>
                <th>编号</th>
                <th>消费名称</th>
                <th>消费价格</th>
                <th>操作</th>
              </tr>
            </thead>
            <tbody>
              <tr v-for="(item,index) in list" :key="item.id">
                <td>{{index+1}}</td>
                <td>{{item.name}}</td>
                <td :class="{red:item.price>500}">{{item.price.toFixed(2)}}</td>
                <td><a href="javascript:;" @click="del(item.id)">删除</a></td>
              </tr>
            </tbody>
            <tfoot>
              <tr>
                <td colspan="4">消费总计： {{totalPrice.toFixed(2)}}</td>
              </tr>
            </tfoot>
          </table>
        </div>
        
        <!-- 右侧图表 -->
        <div class="echarts-box" id="main"></div>
      </div>
    </div>
    <script src="../echarts.min.js"></script>
    <script src="../vue.js"></script>
    <script src="../axios.js"></script>
    <script>
      /**
       * 接口文档地址：
       * https://www.apifox.cn/apidoc/shared-24459455-ebb1-4fdc-8df8-0aff8dc317a8/api-53371058
       * 
       * 功能需求：
       * 1. 基本渲染
       * 2. 添加功能
       * 3. 删除功能
       * 4. 饼图渲染
       */
      const app = new Vue({
        el: '#app',
        data: {
          name:'',
          price:'',
          list:[]
        },
        computed:{
          totalPrice() {
            return this.list.reduce((Presum,item)=>Presum+item.price,0)
          }
        },
       async created() {
          this.getList()
        },
        mounted() {
          this.mychart = echarts.init(document.querySelector('#main'))
              // 2. 准备配置项
        const option = {
          title: {
            text: '消费账单',
            left: 'center'
          },
          tooltip: {
            trigger: 'item'
          },
          legend: {
            orient: 'vertical',
            left: 'left'
          },
          series: [
            {
              name: '消费账单',
              type: 'pie',
              radius: '50%',
              data: [],
              emphasis: {
                itemStyle: {
                  shadowBlur: 10,
                  shadowOffsetX: 0,
                  shadowColor: 'rgba(0, 0, 0, 0.5)'
                }
              }
            }
          ]
        };
        // 3. 将实例和配置项进行关联 echarts实例.setOption(配置项)
        this.myChart.setOption(option)
        },
        methods:{
       async getList(){
          const res = axios.get('https://applet-base-api-t.itheima.net/bill',{
            params:{
              creator:'小黑'
            }
          })
          this.list = res.data.data
          this.myChart.setOption({
            series: [
            {
              name: '消费账单',
              type: 'pie',
              radius: '50%',
              data: this.list.map(item=>({value:item.price,name:item.name})
),
              emphasis: {
                itemStyle: {
                  shadowBlur: 10,
                  shadowOffsetX: 0,
                  shadowColor: 'rgba(0, 0, 0, 0.5)'
                }
              }
            }
          ]
          })
        },
         add(){
          if(!this.name){
            alert('请输入消费名称')
            return
          }
          const res = axios.post('https://applet-base-api-t.itheima.net/bill/{id}',{
            creator:'小黑',
            name:this.name,
            price:this.price
          })
          this.getList()
          this.name = ''
          this.price = ''
         },
        async del(id){
          const res = await axios.delete(`https://applet-base-api-t.itheima.net/bill/${id}`)
          this.getList()
         }
        }
      })
    </script>
  </body>
</html>
